ticket:10145: Synchronized data with ICU4C maint-51 r 33599. This includes CLDR 23.1 data updates (#10137 - C maint-51 r33596) and tzdata 2013a (C maint-51 r33599).

git-svn-id: http://source.icu-project.org/repos/icu/icu4j/branches/maint@33600 251d0590-4201-4cf1-90de-194747b24ca1